.symptom-center-page {
  --bg: #f4f8f5;
  --text: #1c2f27;
  --muted: #5a7267;
  --primary: #1f6b52;
  --primary-2: #2f8c69;
  --line: #d5e7de;
  --card: #ffffff;
  --shadow: 0 14px 30px rgba(22, 67, 50, 0.12);

  color: var(--text);
  background: linear-gradient(180deg, #f8fcf9 0%, var(--bg) 100%);
}

.symptom-center-page * {
  box-sizing: border-box;
}

.symptom-center-page .container {
  width: min(1180px, 92vw);
  margin: 0 auto;
}

.symptom-center-page .section {
  padding: 52px 0;
}

.symptom-center-page .soft-bg {
  background: rgba(255, 255, 255, 0.72);
}

.symptom-center-page .green-band {
  background: linear-gradient(135deg, #e8f7ef, #d9f0e3);
}

.symptom-center-page .section-head h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  line-height: 1.15;
}

.symptom-center-page .section-head p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.75;
  max-width: 760px;
}

.symptom-center-page .section-head.light h2,
.symptom-center-page .section-head.light p {
  color: #163d2f;
}

.symptom-center-page .hero-full {
  padding: 28px 0 20px;
  background: linear-gradient(135deg, #e7f6ef 0%, #d6efe3 100%);
  border-bottom: 1px solid rgba(31, 107, 82, 0.08);
}

.symptom-center-page .site-header,
.symptom-center-page .site-branding,
.symptom-center-page .header-main,
.symptom-center-page .header-inner,
.symptom-center-page .site-main-header {
  padding-top: 0;
  padding-bottom: 0;
}

.symptom-center-page .site-title,
.symptom-center-page .site-title a,
.symptom-center-page .site-branding .site-title a,
.symptom-center-page .site-branding a {
  color: #dff7e6;
}

.symptom-center-page .site-description {
  color: rgba(223, 247, 230, 0.85);
}


.symptom-center-page .hero-content-wrap {
  display: block;
}

.symptom-center-page .hero-main {
  max-width: 900px;
}

.symptom-center-page .hero-kicker {
  margin: 0 0 10px;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.symptom-center-page .hero-main h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
  color: #164734;
}

.symptom-center-page .hero-lead {
  margin: 14px 0 0;
  color: #2f5f4d;
  line-height: 1.85;
  font-size: 1.02rem;
  max-width: 760px;
}

.symptom-center-page .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.symptom-center-page .btn {
  text-decoration: none;
  border-radius: 12px;
  padding: 11px 20px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.symptom-center-page .btn:hover {
  transform: translateY(-2px);
}

.symptom-center-page .btn-primary {
  color: #fff;
  background: linear-gradient(120deg, #1f6b52, #359d74);
  box-shadow: 0 12px 20px rgba(31, 107, 82, 0.18);
}

.symptom-center-page .btn-secondary {
  color: #1f6b52;
  background: #f3fcf8;
  border: 1px solid #73c3a3;
}

.symptom-center-page .hero-pills,
.symptom-center-page .hero-illustration {
  display: none;
}

.symptom-center-page .intro-strip {
  margin-top: 8px;
}

.symptom-center-page .intro-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.symptom-center-page .intro-grid,
.symptom-center-page .intro-nav-grid {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.symptom-center-page .intro-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.symptom-center-page .intro-card,
.symptom-center-page .symptom-item,
.symptom-center-page .symptom-category-card,
.symptom-center-page .audience-card,
.symptom-center-page .topic-card,
.symptom-center-page .lib-item,
.symptom-center-page .plan-card,
.symptom-center-page .tool-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.symptom-center-page .intro-card {
  padding: 18px;
  display: flex;
  gap: 12px;
  align-items: center;
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.symptom-center-page .intro-card strong {
  color: var(--primary);
  font-size: 1.2rem;
}

.symptom-center-page .intro-card span {
  color: var(--text);
  font-weight: 700;
}

.symptom-center-page .symptom-strip {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.symptom-center-page .symptom-item {
  padding: 14px 12px;
}

.symptom-center-page .symptom-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
}

.symptom-center-page .symptom-item:hover,
.symptom-center-page .topic-card:hover,
.symptom-center-page .lib-item:hover,
.symptom-center-page .plan-card:hover,
.symptom-center-page .tool-item:hover,
.symptom-center-page .audience-card:hover,
.symptom-center-page .symptom-category-card:hover {
  transform: translateY(-3px);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.symptom-center-page .symptom-icon {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: #eaf7f2;
  color: #2a7b5c;
  flex: 0 0 auto;
}

.symptom-center-page .symptom-svg img,
.symptom-center-page .tool-svg img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  filter: brightness(0) saturate(100%) invert(31%) sepia(39%) saturate(905%) hue-rotate(113deg) brightness(95%) contrast(89%);
}

.symptom-center-page .symptom-item span,
.symptom-center-page .lib-item strong,
.symptom-center-page .tool-item strong,
.symptom-center-page .plan-card h4,
.symptom-center-page .topic-card h4,
.symptom-center-page .audience-card h4,
.symptom-center-page .symptom-category-card h4 {
  margin: 0;
  color: var(--text);
}

.symptom-center-page .symptom-strip .symptom-item:nth-child(n + 5) {
  display: none;
}

.symptom-center-page .symptom-category-grid,
.symptom-center-page .audience-grid,
.symptom-center-page .topic-grid,
.symptom-center-page .lib-grid,
.symptom-center-page .plan-grid,
.symptom-center-page .tool-grid,
.symptom-center-page .related-grid {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.symptom-center-page .symptom-category-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.symptom-center-page .symptom-category-card:nth-child(n + 5) {
  display: block;
}

.symptom-center-page .symptom-category-card {
  padding: 20px;
}

.symptom-center-page .symptom-category-card h4 {
  margin-bottom: 6px;
}

.symptom-center-page .symptom-category-desc {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.symptom-center-page .symptom-category-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.symptom-center-page .symptom-category-links a,
.symptom-center-page .audience-link,
.symptom-center-page .topic-link,
.symptom-center-page .lib-link,
.symptom-center-page .plan-card a {
  text-decoration: none;
  color: inherit;
}

.symptom-center-page .symptom-category-links a {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  background: #f2fbf6;
  border: 1px solid #d4eadf;
  color: #225544;
  font-weight: 600;
}

.symptom-center-page .audience-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.symptom-center-page .audience-card,
.symptom-center-page .plan-card,
.symptom-center-page .tool-item {
  padding: 18px;
}

.symptom-center-page .audience-card {
  position: relative;
  overflow: hidden;
}

.symptom-center-page .audience-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, #1f6b52, #46a77f);
}

.symptom-center-page .audience-link {
  display: block;
  padding-top: 6px;
}

.symptom-center-page .audience-card h4 {
  font-size: 1.08rem;
}

.symptom-center-page .audience-card p,
.symptom-center-page .topic-card p,
.symptom-center-page .lib-item span,
.symptom-center-page .plan-card p,
.symptom-center-page .tool-item span {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.symptom-center-page .topic-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.symptom-center-page .topic-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.symptom-center-page .topic-link {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.symptom-center-page .topic-cover {
  position: relative;
}

.symptom-center-page .topic-cover::after {
  content: "专题入口";
  position: absolute;
  left: 14px;
  top: 14px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(31, 107, 82, 0.9);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.symptom-center-page .topic-cover img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.symptom-center-page .topic-card h4,
.symptom-center-page .topic-card p {
  padding: 0 18px;
}

.symptom-center-page .topic-card h4 {
  margin-top: 16px;
  min-height: 3.2em;
  line-height: 1.4;
}

.symptom-center-page .topic-card p {
  margin-bottom: 18px;
  line-height: 1.75;
  flex: 1;
}

.symptom-center-page .two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.symptom-center-page .list-card {
  padding: 22px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.symptom-center-page .lib-grid {
  grid-template-columns: 1fr;
}

.symptom-center-page .lib-item {
  padding: 16px;
}

.symptom-center-page .lib-link {
  display: flex;
  align-items: center;
  gap: 14px;
}

.symptom-center-page .lib-icon,
.symptom-center-page .tool-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: #eef8f3;
  color: var(--primary);
  flex: 0 0 auto;
  font-size: 1.25rem;
}

.symptom-center-page .plan-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.symptom-center-page .related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.symptom-center-page .related-card {
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.symptom-center-page .related-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.symptom-center-page .related-links a {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  background: #f2fbf6;
  border: 1px solid #d4eadf;
  color: #225544;
  text-decoration: none;
  font-weight: 600;
}

.symptom-center-page .plan-card a {
  display: inline-flex;
  margin-top: 12px;
  color: var(--primary);
  font-weight: 700;
}

.symptom-center-page .tool-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.symptom-center-page .tool-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 18px 18px 16px;
  min-height: 104px;
}

.symptom-center-page .tool-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: linear-gradient(135deg, #eef8f3, #dff2e9);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
  flex-shrink: 0;
}

.symptom-center-page .tool-svg img {
  width: 28px;
  height: 28px;
}

.symptom-center-page .tool-item strong {
  display: block;
  font-size: 1.05rem;
  line-height: 1.2;
  margin-top: 0;
}

.symptom-center-page .tool-item span {
  display: block;
  margin-top: 8px;
  line-height: 1.65;
}

.symptom-center-page .faq-list {
  margin-top: 24px;
  display: grid;
  gap: 12px;
}

.symptom-center-page .faq-list details {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.symptom-center-page .faq-list summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
}

.symptom-center-page .faq-list p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

@media (max-width: 1024px) {
  .symptom-center-page .hero-content-wrap,
  .symptom-center-page .two-col,
  .symptom-center-page .topic-grid,
  .symptom-center-page .tool-grid,
  .symptom-center-page .plan-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .symptom-center-page .audience-grid,
  .symptom-center-page .symptom-category-grid,
  .symptom-center-page .intro-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .symptom-center-page .symptom-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .symptom-center-page .symptom-strip .symptom-item:nth-child(n + 5) {
    display: block;
  }
}

@media (max-width: 767px) {
  .symptom-center-page .hero-content-wrap,
  .symptom-center-page .two-col,
  .symptom-center-page .topic-grid,
  .symptom-center-page .tool-grid,
  .symptom-center-page .plan-grid,
  .symptom-center-page .audience-grid,
  .symptom-center-page .symptom-category-grid,
  .symptom-center-page .intro-grid,
  .symptom-center-page .symptom-strip {
    grid-template-columns: 1fr;
  }

  .symptom-center-page .section {
    padding: 40px 0;
  }

  .symptom-center-page .hero-full {
    padding: 42px 0 30px;
  }

  .symptom-center-page .hero-illustration {
    display: none;
  }
}